Being questioned by the FBI for three and a half hours is not going to help her case.

It gives her Republican opponents ammunition to describe her as untrustworthy. Mr Trump has already nicknamed her “crooked Hillary” and uses it with glee at every campaign stump speech.

The timing of this long-awaited interview is also interesting. This is a holiday weekend filled with Independence Day barbeques and parades. The Clinton campaign will hope that voters are more interested in where to watch the fireworks than the rolling network news coverage.